/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.catalina.tribes.io;

import java.io.IOException;
import java.io.OutputStream;

/**
 * Byte array output stream that exposes the byte array directly
 * 
 * @author not attributable
 * @version 1.0
 */
public class DirectByteArrayOutputStream extends OutputStream {

	private XByteBuffer buffer;

	public DirectByteArrayOutputStream(int size) {
		buffer = new XByteBuffer(size, false);
	}

	/**
	 * Writes the specified byte to this output stream.
	 * 
	 * @param b
	 *            the <code>byte</code>.
	 * @throws IOException
	 *             if an I/O error occurs. In particular, an
	 *             <code>IOException</code> may be thrown if the output stream
	 *             has been closed.
	 * @todo Implement this java.io.OutputStream method
	 */
	public void write(int b) throws IOException {
		buffer.append((byte) b);
	}

	public int size() {
		return buffer.getLength();
	}

	public byte[] getArrayDirect() {
		return buffer.getBytesDirect();
	}

	public byte[] getArray() {
		return buffer.getBytes();
	}

}